Equipment information:

Sanyo CM1812 Air Conditioner
Manufacturer:
Sanyo
Model: CM1812
Date:
Category: Home electronics
Group: Air Conditioner
Description: Split System Air Conditioner
Information:
                                    

These manuals are available for the above equipment:

Sanyo -- CM1812 -- Service Manual
File name: Sanyo-4989-Manual-Page-1-Picture
Manual Type: Service Manual
Pages: 15
Size: 792.00 Kbytes (811004 Bytes)
Language: english
Revision:
Manual-ID/Number: 8526481022500
Date:
Quality: Scanned document, all readable.
Upload date:
MD5: ea24ef1f7c81a164c2a182cf3fdc6877
ed2kID: f063600956660c0c687e0bb7953fde39
Downloads: 159 since 10 December 2013
Information:
Sanyo-4989-Manual-Page-1-Picture
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Sanyo -- CM1812 -- Service Manual
File name: Sanyo-8134-Manual-Page-1-Picture
Manual Type: Service Manual
Pages: 33
Size: 2.55 Mbytes (2675009 Bytes)
Language: english
Revision:
Manual-ID/Number: W M -7 0 0 8 2 7
Date:
Quality: Scanned document, all readable.
Upload date:
MD5: a56fa4ba741dec723e64713a03ce7df4
ed2kID: 5e34da2f8fe95c5d691e5832edbcaa63
Downloads: 4 since 21 December 2016
Information:
1.SPE C IFIC A T IO N S
1-1 Unit S p ecification
s....................................................................................................................................................
(1) CM 1 8 1 2
........................................................................
:......................................................................................
(2) Applicable Indoor U n
it.....................................................................................................................................
1-2 Major Component S p ecification
s..........................................................................................................................
(1) Outdoor U
nit........................................................................................................................................................
(2) Indoor U n
it..........................................................................................................................................................
1-3 Other Component
Specifications...........................................................................................................................
(1) Outdoor U
nit........................................................................................................................................................
(2) Indoor U n
it..........................................................................................................................................................
2.3.P E R F O R M A N C E C H A R T S
2-1 Operating
Current.......................................................................................................................................................
2-2 High and Low
Pressure.............................................................................................................................................
AIR T H R O W D IST A N C E C H A R T
..........................................................................................................................
4. FU N C T IO N
4-1 Room Temperature C
ontrol.....................................................................................................................................
4-2 Freeze
Prevention.......................................................................................................................................................
4-3 Fan Speed Auto (Indoor F an
).................................................................................................................................
5. E L E C T R IC A L DATA
• Schcm atic D iag ram
.........................................................................................................................................................
• Electric Wiring Diagram (PCB A ss’y )
.....................................................................................................................
6. T R O U B L E SH O O T IN G
6-1 Check before and after
troubleshooting...............................................................................................................
(1) Check power supply w
iring............................................................................................................................
(2) Check inter-unit w
iring.....................................................................................................................................
(3) Check power su p p ly
.........................................................................................................................................
(4) Check lead wires and connectors in indoor and outdoor
units..............................................................
(5) R
eference.............................................................................................................................................................
(a) Condition of general cooling operation
6-2 Air conditioner does not
operate...................................................................................................................................16
(1) Circuit breaker trips (or fuse b lo w
s).....................................................................................................................
16
(a) When circuit breaker is set to ON, it trips in a few moments
(b) Circuit breaker trips in several minutes after turning
air conditioner ON
(2) All units (indoor and outdoor) do not
run....................................................................................................
....... 18
(a) Power is not supplied
(b) Check OPERATION selector switch in indoor unit
(c) Check fuse FI in indoor unit
(3) Neither indoor unit A nor compressor motor A
runs................................................................................
....... 20
(a) Check transformer in indoor unit A (or B)
(b) Check fuse on PCB A ss’y in indoor unit A (or B)
6-3 A particular component o f air conditioner does not
operate..........................................................................
....... 22
(1) Only compressor motor A does not run (or B )
..........................................................................................
....... 22
(2) Only indoor fan does not
run..........................................................................................................................
....... 23
(3) Only outdoor fan does not r u n
......................................................................................................
.·...................... 23
6-4 Air conditioner operates, but abnormalities
occur....................................................................................................
24
(1) Poor C
ooling...............................................................................................................................................................
24
(2) E xcessive C o o lin g
.............................................................................................................................................
....... 25
6-5 Indoor (heat exchanger) coil temperature sensor (TH1) is
d efectiv
e...........................................................
....... 25
(1)
Open.......................................................................................................................................................................
....... 25
(2)
Shortage................................................................................................................................................................
....... 25
7.C H E C K IN G E L E C T R IC A L C O M P O N E N T S
7-1 Measurement o f Insulation R
esistance................................................................................................................
....... 26
(1) Power Supply W
ires.................................................................................................................................................
26
(2) Indoor U n
it..........................................................................................................................................................
....... 26
(3) Outdoor U
nit........................................................................................................................................................
....... 26
(4) Measurement o f Insulation Resistance for Electrical
Parts....................................................................
....... 26
7-2 Checking Continuity o f Fuse on PCB A ss’y
......................................................................................................
....... 27
7-3 Checking Motor
Capacitor......................................................................................................................................
....... 27
7-4 Appearance o f Electrical P
arts...............................................................................................................................
....... 28
(1) Auxiliary R
elay...................................................................................................................................................
....... 28
(2) R ela y
......................................................................................................................................................................
....... 28


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